Les espèces ligneuses indicatrices des sols dans des savanes et jachères de l'Ouest du Burkina Faso
Résumé
Ecological profiles and multiple factorial analysis of woody species distribution related to soil descriptors provide a global and species by species assessment of edaphic factors governing trees, shrubs and saplings ecology in a sudanian savanna/fallow vegetation. Importance values and frequencies of 72 species are related to colour, textural and exchangeable cations richness of the upper layer of the soil as well as to thickness of hardpan, hydromorphic and clay layers and thickness of sandy, loamy and gravely layers ...